Do not build tun device on ios

diff --git a/tun/tun_darwin.go b/tun/tun_darwin.go
index f692bbe8f0654e1f7661c659c3e399687ade5b6a..626232164f0ad3dc380468e8cc3c55ef887d8687 100644 (file)
--- a/tun/tun_darwin.go
+++ b/tun/tun_darwin.go
@@ -1,3 +1,5 @@
+// +build !ios
+
 /* SPDX-License-Identifier: GPL-2.0
  *
  * Copyright (C) 2017-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.